TT Electronics/IRC

GUS-QS8A-03-6490-JB

GUS-QS8A-03-6490-JB Description

The GUS-QS8A-03-6490-JB from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications in surface-mount configurations. This 8-resistor isolated network features a 649Ω resistance value per resistor with a 5% tolerance and a ±25ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range (70°C to 125°C). Encased in a 16-pin QSOP (Quarter Small Outline Package), it offers a compact footprint (4.9mm length × 6.02mm depth × 1.47mm height) with gull-wing terminations for reliable PCB mounting. Rated for 0.75W (3/4W) total power dissipation and 100V maximum voltage, this non-automotive, non-PPAP compliant component is ideal for industrial and commercial electronics requiring precision resistance networks.

GUS-QS8A-03-6490-JB Features

• Thin-Film Technology: Delivers superior accuracy, low noise, and excellent thermal stability compared to thick-film alternatives.
• High Power Handling: 0.1W per resistor (0.75W total) with derated performance up to 125°C, suitable for power-sensitive designs.
• Compact QSOP Package: Space-saving 16-pin gull-wing SMD design with 0.64mm terminal pitch, optimized for high-density PCBs.
• Isolated Circuit Design (ISOL): Each resistor is electrically isolated, enabling flexible circuit configurations.
• Robust Construction: Rectangular package with a 1.63mm seated height, ensuring mechanical durability in vibration-prone environments.
• Wide Voltage Range: Supports up to 100V, making it versatile for analog and digital signal conditioning.

GUS-QS8A-03-6490-JB Applications

• Precision Instrumentation: Signal conditioning in multimeters, oscilloscopes, and sensor interfaces.
• Industrial Controls: Feedback networks in motor drives, PLCs, and power supplies.
• Telecommunications: Impedance matching and termination in RF modules and baseband circuits.
• Medical Electronics: Low-noise amplification and filtering in diagnostic equipment.
• Consumer Electronics: Voltage division and bias networks in audio/video systems.

Conclusion of GUS-QS8A-03-6490-JB

The GUS-QS8A-03-6490-JB stands out for its thin-film precision, isolated resistor design, and compact QSOP package, offering engineers a reliable solution for high-accuracy applications. Its wide operating temperature range, robust power rating, and gull-wing termination make it particularly suited for industrial and telecommunications systems where space and performance are critical. While not RoHS-compliant, its exceptional thermal stability and low TCR ensure consistent performance in demanding environments, solidifying its role in advanced electronic designs.